package com.atguigu.springcloud.dao;

import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;

/**
 * @Author: robert.song
 * @Date: Created in 2021/12/15
 */
@Mapper
public interface StorageDao {
    void decrease(@Param("count") Integer count, @Param("productId") Long productId);
}
